Collar



FIG. 1 is a first perspective view of a collar showing my new design;

FIG. 2 is a front view of the collar;

FIG. 3 is a first side view of the collar;

FIG. 4 is a second side view of the collar;

FIG. 5 is a top view of the collar;

FIG. 6 is a rear view of the collar; and,

FIG. 7 is a second perspective view of the collar in which the removable D-ring is shown in a moved position attached to the strap opening alongside the central buckle.

The portions shown in broken lines are included for illustrative purpose only and form no part of the claimed design. 

The ornamental design for a collar, as shown and described. 